... STPA26,13CrMo44,10CrMo910,12CrMo195 and so on.3)Pipe according to standard: ASTM.DIN,BS, ... Q345, 20Mn2, 42CrMoUsed for producing mechanical parts and pipe fittingsHydraulic TubeGB1739635#, 45#, 27SiMn, 20CrMo4, 30CrMo4Mining machineryOil ... shaped into a hollow tube. The seamless pipe is then finished to dimensional and wall ... steel pipes CSiMnPSCuNiCr 200.17-0.240.17-0.370.35-0.650.035max0.035max0.25max0. ...